23394290 has 8 divisors (see below), whose sum is σ = 42109740. Its totient is φ = 9357712.

The previous prime is 23394281. The next prime is 23394299. The reversal of 23394290 is 9249332.

It is an interprime number because it is at equal distance from previous prime (23394281) and next prime (23394299).

It can be written as a sum of positive squares in 2 ways, for example, as 18861649 + 4532641 = 4343^2 + 2129^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (23394299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169705 + ... + 1169724.

Almost surely, 2^23394290 is an apocalyptic number.

23394290 is a deficient number, since it is larger than the sum of its proper divisors (18715450).

23394290 is a wasteful number, since it uses less digits than its factorization.

23394290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2339436.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 23394290 is about 4836.7644143580. The cubic root of 23394290 is about 286.0025836401.

The spelling of 23394290 in words is "twenty-three million, three hundred ninety-four thousand, two hundred ninety".